@include nb-install() {
  nb-chat {
    background-color: nb-theme(layout-background-color) !important;

    .header {
      border-bottom-color: nb-theme(border-basic-color-5) !important;
      background-color: nb-theme(layout-background-color) !important;
    }

    nb-chat-form {
      border-top-color: nb-theme(border-basic-color-5) !important;
    }
  }
}
